85832261 has 2 divisors, whose sum is σ = 85832262. Its totient is φ = 85832260.

The previous prime is 85832239. The next prime is 85832287. The reversal of 85832261 is 16223858.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68973025 + 16859236 = 8305^2 + 4106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85832261 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85832221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42916130 + 42916131.

It is an arithmetic number, because the mean of its divisors is an integer number (42916131).

Almost surely, 2^85832261 is an apocalyptic number.

It is an amenable number.

85832261 is a deficient number, since it is larger than the sum of its proper divisors (1).

85832261 is an equidigital number, since it uses as much as digits as its factorization.

85832261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23040, while the sum is 35.

The square root of 85832261 is about 9264.5702005004. The cubic root of 85832261 is about 441.1133324174.

The spelling of 85832261 in words is "eighty-five million, eight hundred thirty-two thousand, two hundred sixty-one".